USN

G51500 steel plate/sheet Supply from stock

December 18, 2011 admin Steel plate, USN, 0

C ：0.47～0.54 Si：0.17～0.37 Mn：0.50～0.80 S ：≤0.035 P ：≤0.035 Cr：0.80～1.10 Ni：≤0.030 Cu：≤0.030 The mechanical properties: Sample blank dimensions (mm) : 25 Heat treatment: The first quench heating temperature (℃) : 830; Cooling agent: oil The second quench heating temperature (℃) :- Tempering heating temperature (℃) : 520; Cooling agent: water, oil Tensile strength σ b (MPa) [...]

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